strangle vs strangling

strangle is not a noun while strangling is a noun.

Word	Noun	Adjective	Verb	Adverb
strangle	No	No	Yes	No
strangling	Yes	No	No	No

strangle (noun)	strangling (noun)
	the act of suffocating (someone) by constricting the windpipe

strangle (verb)	strangling (verb)
constrict (someone's) throat and keep from breathing
struggle for breath; have insufficient oxygen intake
prevent the progress or free movement of
die from strangulation
kill by squeezing the throat of so as to cut off the air
suppress in order to conceal or hide